1199 lines
45 KiB
Ruby
1199 lines
45 KiB
Ruby
# gossamer threads migration-import code
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# v0.25.8
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require 'mysql2'
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require 'open-uri'
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require 'net/http'
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require 'tempfile'
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require 'sqlite3'
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require 'digest'
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require 'fileutils'
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require 'csv'
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require 'time'
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require File.expand_path("../../../../config/environment", __FILE__)
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require_relative '../base'
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class GossamerForumsImporter < ImportScripts::Base
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def initialize
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super
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begin
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# Initialize MySQL client to connect to Gossamer Forums database
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@mysql_client = Mysql2::Client.new(
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host: "slowtwitch.northend.network",
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username: "admin",
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password: "yxnh93Ybbz2Nm8#mp28zCVv",
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database: "slowtwitch"
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)
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rescue Mysql2::Error => e
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puts "Error connecting to MySQL: #{e.message}"
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exit 1
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end
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# # Create a mapping of old Gossamer user IDs to new Discourse user IDs
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# @user_id_map = {}
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initialize_sqlite_id_name_url_db
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end
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def initialize_sqlite_id_name_url_db
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@db = SQLite3::Database.new 'id_name_url_map.db'
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS user_id_map (
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old_user_id INTEGER PRIMARY KEY,
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new_user_id INTEGER
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS category_id_map (
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old_category_id INTEGER PRIMARY KEY,
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new_category_id INTEGER
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS username_map (
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id INTEGER PRIMARY KEY,
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old_username TEXT,
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new_username TEXT,
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email TEXT,
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real_name TEXT
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);
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SQL
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# ONLY when we need to clear the url_map e.g. if reimporting topics-posts from scratch
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# @db.execute <<-SQL
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# DROP TABLE IF EXISTS url_map;
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# SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS url_map (
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old_post_id INTEGER PRIMARY KEY,
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new_url TEXT,
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title TEXT
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS topic_last_post_time (
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topic_id INTEGER PRIMARY KEY,
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last_post_time INTEGER
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS topic_post_count (
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topic_id INTEGER PRIMARY KEY,
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post_count INTEGER DEFAULT 0
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS user_topic_count (
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user_id INTEGER PRIMARY KEY,
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topic_count INTEGER DEFAULT 0
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS user_post_count (
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user_id INTEGER PRIMARY KEY,
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post_count INTEGER DEFAULT 0
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS topic_last_post_user (
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topic_id INTEGER PRIMARY KEY,
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user_id INTEGER
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS topic_post_numbers (
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topic_id INTEGER PRIMARY KEY,
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post_number INTEGER DEFAULT 0
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);
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SQL
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@db.execute <<-SQL
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CREATE TABLE IF NOT EXISTS highest_processed_post_id (
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id INTEGER PRIMARY KEY CHECK (id = 1),
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post_id INTEGER
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);
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SQL
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end
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def insert_user_id_mapping(old_user_id, new_user_id)
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@db.execute "INSERT OR REPLACE INTO user_id_map (old_user_id, new_user_id) VALUES (?, ?)", old_user_id, new_user_id
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end
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def fetch_user_id_mapping(old_user_id)
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@db.get_first_value "SELECT new_user_id FROM user_id_map WHERE old_user_id = ?", old_user_id
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end
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def insert_category_id_mapping(old_category_id, new_category_id)
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@db.execute "INSERT OR REPLACE INTO category_id_map (old_category_id, new_category_id) VALUES (?, ?)", old_category_id, new_category_id
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end
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def fetch_category_id_mapping(old_category_id)
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@db.get_first_value "SELECT new_category_id FROM category_id_map WHERE old_category_id = ?", old_category_id
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end
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def insert_username_mapping(old_username, new_username, email, real_name)
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@db.execute "INSERT INTO username_map (old_username, new_username, email, real_name) VALUES (?, ?, ?, ?)", old_username, new_username, email, real_name
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end
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# Define a method to export the username mapping table to a CSV file
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def export_username_mapping_to_csv(filename)
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CSV.open(filename, 'w') do |csv|
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# Add headers
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csv << ['Old Username', 'New Username', 'Email', 'Full Name']
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# Fetch data from the database
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@db.execute("SELECT old_username, new_username, email, real_name FROM username_map") do |row|
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csv << row
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end
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end
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puts "Exported changed username mappings to #{filename}"
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end
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# Insert a URL mapping into the SQLite database
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def insert_url_mapping(old_post_id, new_url, title)
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@db.execute "INSERT INTO url_map (old_post_id, new_url, title) VALUES (?, ?, ?)", [old_post_id, new_url, title]
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end
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# Export the URL mappings to a CSV file
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def export_url_mapping_to_csv(filename)
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CSV.open(filename, "w") do |csv|
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# Add headers
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csv << ["Old Post ID", "New URL", "Title"]
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@db.execute("SELECT old_post_id, new_url, title FROM url_map") do |row|
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csv << row
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end
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end
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puts "Exported URL mappings to #{filename}"
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end
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# Method to create Nginx rewrite rules file
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def create_nginx_rewrite_rules(filename)
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File.open(filename, "w") do |file|
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@db.execute("SELECT old_post_id, new_url FROM url_map") do |row|
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old_post_id, new_url = row
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file.puts "rewrite ^/forum/.*P#{old_post_id}/$ #{new_url} permanent;"
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end
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end
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end
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# Fetch the highest old_post_id from the url_map table
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def fetch_highest_old_post_id
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@db.get_first_value "SELECT MAX(old_post_id) FROM url_map"
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end
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# Helper methods to interact with the SQLite database for persisting topic-post related values
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def fetch_db(table, key)
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@db.get_first_value "SELECT value FROM #{table} WHERE key = ?", key
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end
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def update_db(table, key, value)
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@db.execute "INSERT OR REPLACE INTO #{table} (key, value) VALUES (?, ?)", key, value
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end
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def fetch_db_topic_last_post_time(topic_id)
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@db.get_first_value "SELECT last_post_time FROM topic_last_post_time WHERE topic_id = ?", topic_id
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end
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def fetch_db_topic_last_post_user(topic_id)
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@db.get_first_value "SELECT user_id FROM topic_last_post_user WHERE topic_id = ?", topic_id
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end
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def fetch_db_topic_post_count(topic_id)
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@db.get_first_value "SELECT post_count FROM topic_post_count WHERE topic_id = ?", topic_id
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end
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def fetch_db_user_topic_count(user_id)
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@db.get_first_value "SELECT topic_count FROM user_topic_count WHERE user_id = ?", user_id
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end
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def fetch_db_user_post_count(user_id)
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@db.get_first_value "SELECT post_count FROM user_post_count WHERE user_id = ?", user_id
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end
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def fetch_db_topic_post_numbers(topic_id)
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@db.get_first_value "SELECT post_number FROM topic_post_numbers WHERE topic_id = ?", topic_id
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end
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def update_db_topic_last_post_time(topic_id, last_post_time)
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@db.execute "INSERT OR REPLACE INTO topic_last_post_time (topic_id, last_post_time) VALUES (?, ?)", topic_id, last_post_time
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end
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def update_db_topic_last_post_user(topic_id, user_id)
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@db.execute "INSERT OR REPLACE INTO topic_last_post_user (topic_id, user_id) VALUES (?, ?)", topic_id, user_id
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end
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def update_db_topic_post_count(topic_id, post_count)
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@db.execute "INSERT OR REPLACE INTO topic_post_count (topic_id, post_count) VALUES (?, ?)", topic_id, post_count
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end
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def update_db_user_topic_count(user_id, topic_count)
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@db.execute "INSERT OR REPLACE INTO user_topic_count (user_id, topic_count) VALUES (?, ?)", user_id, topic_count
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end
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def update_db_user_post_count(user_id, post_count)
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@db.execute "INSERT OR REPLACE INTO user_post_count (user_id, post_count) VALUES (?, ?)", user_id, post_count
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end
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def update_db_topic_post_numbers(topic_id, post_number)
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@db.execute "INSERT OR REPLACE INTO topic_post_numbers (topic_id, post_number) VALUES (?, ?)", topic_id, post_number
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end
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# Fetch the highest processed post_id from the highest_processed_post_id table
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def fetch_highest_processed_post_id
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@db.get_first_value "SELECT post_id FROM highest_processed_post_id WHERE id = 1"
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end
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# Update the highest processed post_id in the highest_processed_post_id table
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def update_highest_processed_post_id(post_id)
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@db.execute "INSERT OR REPLACE INTO highest_processed_post_id (id, post_id) VALUES (1, ?)", post_id
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end
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# Execute an SQL query on the Gossamer Forums database
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def execute_query(query)
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@mysql_client.query(query, as: :hash)
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end
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# Sanitize the username to meet Discourse's requirements
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def sanitize_username(original_username, email, real_name)
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# original_username = username
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sanitized_username = original_username.gsub(/[^a-zA-Z0-9._-]/, '_')
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sanitized_username = "#{sanitized_username}." if sanitized_username.length < 2 # Allow two-character usernames
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sanitized_username = sanitized_username[0, 20] if sanitized_username.length > 20
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firststep_sanitized = sanitized_username
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existing_user = User.find_by(username: sanitized_username)
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if existing_user
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if existing_user.email.downcase == email.downcase && existing_user.name == real_name
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# The existing user with the username the same as the current proposed sanitised name _is_ the same person...
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return sanitized_username
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else
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# We cannot clobber another person with the same proposed username, so we resolve the conflict
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counter = 1
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while User.exists?(username: sanitized_username)
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sanitized_username = "#{firststep_sanitized}_#{counter}"
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sanitized_username = sanitized_username[0, 20] if sanitized_username.length > 20
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counter += 1
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end
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end
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end
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if original_username != sanitized_username
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# The Discourse username is not the same as the Gossamer Forums username
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puts "Sanitized username: '#{original_username}' --> '#{sanitized_username}'"
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insert_username_mapping(original_username, sanitized_username, email, real_name)
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# else
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# puts "UNsanitized username: '#{original_username}' --> '#{sanitized_username}'"
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end
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sanitized_username
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end
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# Sanitize email to replace restricted domains
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def sanitize_email(email)
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restricted_domains = ['mailinator.com', 'example.com'] # Add more restricted domains as needed
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domain = email.split('@').last
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if restricted_domains.include?(domain)
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sanitized_email = email.gsub(domain, 'example.org') # Change to a permissible domain
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puts "Sanitized email: '#{email}' --> '#{sanitized_email}'"
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return sanitized_email
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end
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email
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end
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def generate_unique_title(base_title, user_id, timestamp)
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unique_title = base_title
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suffix = 1
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puts "Generating unique title for base title: #{base_title}"
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while Topic.find_by(title: unique_title)
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# while Topic.where(title: unique_title).exists?
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# while Topic.exists?(title: unique_title)
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puts "Title '#{unique_title}' already exists, generating a new one."
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unique_title = "#{base_title} (#{suffix})"
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puts "NEW unique_title #{unique_title}"
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suffix += 1
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end
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puts "Final unique title: #{unique_title}"
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unique_title
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end
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# Helper method to download an attachment / image from a URL
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def download_attachment(url)
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begin
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puts "URL: '#{url}'"
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URI.open(url, ssl_verify_mode: OpenSSL::SSL::VERIFY_NONE).read
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rescue OpenURI::HTTPError => e
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puts "Failed to download attachment from #{url}: #{e.message}"
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nil
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rescue URI::InvalidURIError => e
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puts "Failed to handle invalid URL/URI for #{url}: #{e.message}"
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nil
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end
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end
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# Helper method to upload an attachment / image to Discourse
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def upload_attachment(user_id, file, filename, gossamer_url)
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begin
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# BAD
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# upload = Upload.create!(
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# user_id: user_id,
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# original_filename: filename,
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# filesize: file.size,
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# # filesize: File.size(file.path),
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# # content_type: `file --brief --mime-type #{file.path}`.strip,
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# # sha1: Digest::SHA1.file(file.path).hexdigest,
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# # origin: 'user_avatar',
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# # retain_hours: nil,
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# url: gossamer_url
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# )
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# # Error -- non-existent method upload.ensure_consistency!
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# Use the correct content type and SHA1 hash for the upload
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# content_type = `file --brief --mime-type #{file.path}`.strip
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# sha1 = Digest::SHA1.file(file.path).hexdigest
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# upload = Upload.create!(
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upload = Upload.new(
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user_id: user_id,
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original_filename: filename,
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filesize: file.size,
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sha1: Digest::SHA1.file(file.path).hexdigest
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# content_type: content_type,
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# origin: 'composer',
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# retain_hours: nil
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)
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# Move the file to the correct location
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upload_path = Upload.get_path_for_file(upload.sha1)
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FileUtils.mkdir_p(File.dirname(upload_path))
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FileUtils.mv(file.path, upload_path)
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# FileUtils.mv(file.path, upload.path)
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upload.save!
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upload
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rescue => e
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puts "Failed to upload attachment #{filename} for user_id #{user_id}: #{e.message}"
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nil
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end
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end
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# Helper method to handle post attachments
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def handle_post_attachments(gossamer_post_id, post, user_id)
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execute_query("SELECT * FROM gforum_PostAttachment WHERE post_id_fk = #{gossamer_post_id}").each do |att_row|
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attachment_url = "https://forum.slowtwitch.com/forum/?do=post_attachment;postatt_id=#{att_row['postatt_id']}"
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puts "Handling attachment: #{attachment_url}"
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attachment_data = download_attachment(attachment_url)
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next unless attachment_data
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mime_type = att_row['postatt_content']
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temp_file = Tempfile.new(['attachment', File.extname(att_row['postatt_filename'])])
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temp_file.binmode
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temp_file.write(attachment_data)
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temp_file.rewind
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puts "Attempting upload..."
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upload = upload_attachment(user_id, temp_file, att_row['postatt_filename'], attachment_url)
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next unless upload
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# Get the URL of the uploaded file from Discourse
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# upload_url = Upload.get_from_url(upload.url).url
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upload_url = upload.url
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puts "Appending to post.raw... #{upload_url} MIME type: #{mime_type}"
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if mime_type.start_with?('image/')
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post.raw += "\n![#{att_row['postatt_filename']}](#{upload_url})"
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else
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post.raw += "\n[#{att_row['postatt_filename']}](#{upload_url})"
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end
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post.save!
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temp_file.close
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temp_file.unlink
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end
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end
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# def download_file(url)
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# require 'open-uri'
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# begin
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# file = Tempfile.new
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# file.binmode
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# file.write(URI.open(url).read)
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# file.rewind
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# file
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# rescue => e
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# puts "Failed to download file from #{url}: #{e.message}"
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# nil
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# end
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# end
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# Helper method to upload an image to Discourse
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# def upload_image(user, image_data, filename)
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# return if image_data.nil?
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#
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# upload = Upload.create_for(user.id, File.open(image_data.path), filename, 'image/jpeg')
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# if upload.nil? || !upload.persisted?
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# puts "Failed to upload image for user #{user.username}"
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# return
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# end
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#
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# upload
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# end
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# Import users from Gossamer Forums to Discourse
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def import_users
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puts "Importing users..."
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users = []
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# Fetch all users from Gossamer Forums
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execute_query("SELECT * FROM gforum_User").each do |row|
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users << {
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id: row['user_id'],
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username: sanitize_username(row['user_username'], row['user_email'], row['user_real_name']),
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email: row['user_email'],
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created_at: Time.at(row['user_registered']),
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updated_at: Time.at(row['user_last_seen']),
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name: row['user_real_name'],
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title: row['user_title'],
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bio_raw: row['user_about'] || "",
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website: row['user_homepage'],
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location: row['user_location'],
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custom_fields: {
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md5_password: row['user_password'],
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original_username: row['user_username'],
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original_gossamer_id: row['user_id']
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}
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}
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end
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# Create or update users in Discourse
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create_users(users) do |user|
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# insert_user_id_mapping(user[:id], user.id)
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user
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end
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# For each user, add user ID mapping to SQLite now that we know what the Discourse user ID is, ... and append user bio and import user files
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users.each do |user|
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# discourse_username = sanitize_username(user[:username], user[:email], user[:name])
|
|
discourse_username = user[:username]
|
|
discourse_user = User.find_by(username: discourse_username)
|
|
|
|
if discourse_user.nil?
|
|
puts "User #{user[:username]} --> #{discourse_username} not found in Discourse. Skipping file import."
|
|
next
|
|
end
|
|
|
|
# # Store the user ID mapping
|
|
# @user_id_map[user[:id]] = discourse_user.id
|
|
puts "for insert_user_id_mapping: user[:id] #{user[:id]} discourse_user.id #{discourse_user.id}"
|
|
insert_user_id_mapping(user[:id], discourse_user.id)
|
|
|
|
# Ensure user profile exists and bio_raw is a string
|
|
discourse_user.user_profile ||= UserProfile.new(user_id: discourse_user.id)
|
|
discourse_user.user_profile.bio_raw ||= ""
|
|
|
|
# Append bio if it exists, otherwise set it to empty string to avoid nil errors
|
|
if discourse_user.user_profile.bio_raw.empty?
|
|
discourse_user.user_profile.bio_raw = user[:bio_raw]
|
|
else
|
|
discourse_user.user_profile.bio_raw += "\n\n" + user[:bio_raw]
|
|
end
|
|
|
|
# Ensure the bio does not exceed 3000 characters
|
|
if discourse_user.user_profile.bio_raw.length > 3000
|
|
puts "Warning: About Me for user #{discourse_user.username} (ID: #{discourse_user.id}) exceeds 3000 characters. Truncating."
|
|
discourse_user.user_profile.bio_raw = discourse_user.user_profile.bio_raw[0, 3000]
|
|
end
|
|
discourse_user.user_profile.save!
|
|
|
|
# Import user files
|
|
import_user_files(discourse_user)
|
|
end
|
|
end
|
|
|
|
# # Import user files from Gossamer Forums to Discourse
|
|
# def import_user_files(user)
|
|
# print "\rImporting files for user #{user.username}..."
|
|
#
|
|
# original_gossamer_id = user.custom_fields['original_gossamer_id']
|
|
# if original_gossamer_id.nil? || original_gossamer_id.empty?
|
|
# puts "User #{user.username} does not have a valid original_gossamer_id. Skipping file import."
|
|
# return
|
|
# end
|
|
#
|
|
# # puts "Original Gossamer ID for user #{user.username}: #{original_gossamer_id}"
|
|
#
|
|
# # Fetch and import user files
|
|
# execute_query("SELECT * FROM gforum_User_Files WHERE ForeignColKey = #{original_gossamer_id}").each do |file|
|
|
# # Construct the file URL
|
|
# file_url = "https://forum.slowtwitch.com/images/users/images/#{file['ID'] % 10}/#{file['ID']}-#{file['File_Name']}"
|
|
# puts "User #{user.username} User ID: #{user.id} original_gossamer_id: #{original_gossamer_id} file_url: #{file_url}"
|
|
#
|
|
# new_bio = user.user_profile.bio_raw + "\n\n![#{file['File_Name']}](#{file_url})"
|
|
# if new_bio.length > 3000
|
|
# puts "Warning: About Me for user #{user.username} (ID: #{user.id}) exceeds 3000 characters after adding file link. Truncating."
|
|
# new_bio = new_bio[0, 3000]
|
|
# end
|
|
# user.user_profile.bio_raw = new_bio
|
|
# user.user_profile.save!
|
|
# end
|
|
# print "Importing files for user #{user.username}... Done.\n"
|
|
# end
|
|
|
|
# Helper method to convert TIFF to PNG
|
|
def convert_tiff_to_png(file_path)
|
|
png_path = file_path.sub('.tiff', '.png').sub('.tif', '.png')
|
|
begin
|
|
system("convert #{file_path} #{png_path}")
|
|
png_path if File.exist?(png_path)
|
|
rescue => e
|
|
puts "Failed to convert image #{file_path}: #{e.message}"
|
|
nil
|
|
end
|
|
end
|
|
|
|
# Helper method to resize an image to specified dimensions
|
|
def resize_image(file_path, max_width, max_height)
|
|
resized_path = file_path.sub(File.extname(file_path), "_resized#{File.extname(file_path)}")
|
|
begin
|
|
system("convert #{file_path} -resize #{max_width}x#{max_height} #{resized_path}")
|
|
resized_path if File.exist?(resized_path)
|
|
rescue => e
|
|
puts "Failed to resize image #{file_path}: #{e.message}"
|
|
nil
|
|
end
|
|
end
|
|
|
|
# Create avatar for the user using the provided image path
|
|
def create_avatar(user, avatar_path)
|
|
tempfile = Tempfile.new(['avatar', File.extname(avatar_path)])
|
|
FileUtils.copy_file(avatar_path, tempfile.path)
|
|
filename = "avatar#{File.extname(avatar_path)}"
|
|
upload = UploadCreator.new(tempfile, filename, type: "avatar").create_for(user.id)
|
|
|
|
if upload.present? && upload.persisted?
|
|
user.create_user_avatar
|
|
user.user_avatar.update(custom_upload_id: upload.id)
|
|
user.update(uploaded_avatar_id: upload.id)
|
|
else
|
|
puts "Failed to upload avatar for user #{user.username}: #{avatar_path}"
|
|
puts upload.errors.inspect if upload
|
|
end
|
|
rescue StandardError => e
|
|
puts "Failed to create avatar for user #{user.username}: #{avatar_path}. Error: #{e.message}"
|
|
ensure
|
|
tempfile.close! if tempfile
|
|
end
|
|
|
|
# Import user files (profile images) from Gossamer Forums to Discourse
|
|
def import_user_files(user)
|
|
print "\rImporting files for user #{user.username}..."
|
|
|
|
original_gossamer_id = user.custom_fields['original_gossamer_id']
|
|
if original_gossamer_id.nil? || original_gossamer_id.empty?
|
|
puts "User #{user.username} does not have a valid original_gossamer_id. Skipping file import."
|
|
return
|
|
end
|
|
|
|
puts "Original Gossamer ID for user #{user.username}: #{original_gossamer_id}"
|
|
|
|
images_imported = 0
|
|
|
|
execute_query("SELECT * FROM gforum_User_Files WHERE ForeignColKey = #{original_gossamer_id}").each do |file|
|
|
|
|
# Encode the filename twice to match how it is stored on the server
|
|
double_encoded_filename = file['File_Name'].gsub('%', '%25')
|
|
encoded_filename = URI.encode_www_form_component(double_encoded_filename)
|
|
|
|
# Construct the file URL
|
|
file_url = "https://forum.slowtwitch.com/images/users/images/#{file['ID'] % 10}/#{file['ID']}-#{encoded_filename}"
|
|
puts "User #{user.username} User ID: #{user.id} original_gossamer_id: #{original_gossamer_id} file_url: #{file_url}"
|
|
|
|
# Ensure the file is a user image and has a supported MIME type
|
|
next unless file['ForeignColName'] =~ /^user_image\d+$/
|
|
puts "#A"
|
|
next unless ['image/jpeg', 'image/png', 'image/gif', 'image/tiff'].include?(file['File_MimeType'])
|
|
puts "#B"
|
|
|
|
# Download the attachment
|
|
image_data = download_attachment(file_url)
|
|
next if image_data.nil?
|
|
puts "#C"
|
|
|
|
# Write the image data to a temporary file
|
|
temp_file = Tempfile.new(['user_image', File.extname(file['File_Name'])])
|
|
temp_file.binmode
|
|
temp_file.write(image_data)
|
|
temp_file.rewind
|
|
|
|
# Convert TIFF to PNG if necessary
|
|
if file['File_MimeType'] == 'image/tiff'
|
|
begin
|
|
converted_tiff_to_png_path = convert_tiff_to_png(temp_file.path)
|
|
raise "Conversion of TIFF failed" if converted_tiff_to_png_path.nil?
|
|
temp_file.close
|
|
temp_file.unlink
|
|
temp_file = File.open(converted_tiff_to_png_path)
|
|
rescue => e
|
|
puts "Skipping image due to convert failure: #{temp_file.path}"
|
|
temp_file.close
|
|
temp_file.unlink
|
|
next
|
|
end
|
|
end
|
|
|
|
# Resize the image for the avatar / profile picture (200x200)
|
|
begin
|
|
resized_image_path = resize_image(temp_file.path, 200, 200)
|
|
raise "Image resize failed" if resized_image_path.nil?
|
|
resized_temp_file = Tempfile.new(['user_image_resized', '.png'])
|
|
FileUtils.copy_file(resized_image_path, resized_temp_file.path)
|
|
rescue => e
|
|
puts "Skipping image due to resize failure: #{temp_file.path}"
|
|
temp_file.close
|
|
temp_file.unlink
|
|
next
|
|
end
|
|
|
|
# Only handle the first image for avator and profile settings
|
|
if images_imported == 0
|
|
puts "#D"
|
|
|
|
# Upload the original image for profile header and user card background
|
|
upload = upload_attachment(user, temp_file, file['File_Name'], file_url)
|
|
next if upload.nil?
|
|
|
|
# Upload the resized image for the avatar
|
|
resized_upload = upload_attachment(user, resized_temp_file, file['File_Name'], file_url)
|
|
next if resized_upload.nil?
|
|
|
|
# Ensure the upload ID is valid and exists
|
|
if resized_upload
|
|
# && UserAvatar.exists?(custom_upload_id: resized_upload.id)
|
|
# Set the avatar using the resized image
|
|
# user.user_avatar = UserAvatar.create!(user_id: user.id, custom_upload_id: resized_upload.id)
|
|
# user.save!
|
|
# user.create_user_avatar
|
|
# user.user_avatar.update(custom_upload_id: resized_upload.id)
|
|
# user.update(uploaded_avatar_id: resized_upload.id)
|
|
create_avatar(user, resized_temp_file.path)
|
|
puts "Avatar set for user #{user.username} with upload ID #{resized_upload.id}"
|
|
else
|
|
puts "Failed to set avatar for user #{user.username}"
|
|
end
|
|
|
|
# Set the Profile Header
|
|
UserProfile.find_by(user_id: user.id).update!(profile_background_upload_id: upload.id)
|
|
|
|
# Set the User Card Background
|
|
UserProfile.find_by(user_id: user.id).update!(card_background_upload_id: upload.id)
|
|
|
|
images_imported += 1
|
|
end
|
|
|
|
puts "#E"
|
|
|
|
# Append the image to the user's bio_raw only if it does not already exist
|
|
image_markdown = "\n\n![#{file['File_Name']}](#{file_url})"
|
|
user.user_profile.bio_raw ||= ""
|
|
unless user.user_profile.bio_raw.include?(image_markdown)
|
|
user.user_profile.bio_raw += image_markdown
|
|
user.user_profile.save!
|
|
end
|
|
|
|
# Clean up temporary files
|
|
temp_file.close
|
|
temp_file.unlink if temp_file.is_a?(Tempfile)
|
|
resized_temp_file.close
|
|
resized_temp_file.unlink
|
|
end
|
|
|
|
# Check for and remove exact duplicate image markdown strings
|
|
user.user_profile.bio_raw = user.user_profile.bio_raw.split("\n\n").uniq.join("\n\n")
|
|
user.user_profile.save!
|
|
|
|
print "Importing files for user #{user.username}... Done.\n"
|
|
end
|
|
|
|
|
|
# Import categories from Gossamer Forums to Discourse
|
|
def import_categories
|
|
puts "Importing categories (forums)..."
|
|
execute_query("SELECT * FROM gforum_Forum").each do |row|
|
|
# Only create category if it does not exist
|
|
unless CategoryCustomField.exists?(name: 'original_gossamer_id', value: row['forum_id'])
|
|
category_name = row['forum_name']
|
|
category_description = row['forum_desc'] || "No description provided"
|
|
puts "id #{row['forum_id']} name #{category_name} description #{category_description}"
|
|
# Create category in Discourse
|
|
category = create_category(
|
|
{
|
|
# id: row['forum_id'] + 10,
|
|
name: category_name,
|
|
description: category_description,
|
|
created_at: row['forum_last'] ? Time.at(row['forum_last']) : Time.now,
|
|
updated_at: row['forum_last'] ? Time.at(row['forum_last']) : Time.now
|
|
},
|
|
row['forum_id'] # import_id argument
|
|
)
|
|
|
|
# # Map Gossamer forum ID to Discourse category ID for future reference
|
|
# @forum_id_map[row['forum_id']] = category.id
|
|
|
|
# category.custom_fields.create!(name: 'original_gossamer_id', value: row['forum_id'])
|
|
category.custom_fields['original_gossamer_id'] = row['forum_id']
|
|
category.save!
|
|
|
|
# Store the user ID mapping
|
|
puts "for insert_category_id_mapping: category[:id] #{category[:id]} row['forum_id'] #{row['forum_id']}"
|
|
insert_category_id_mapping(row['forum_id'], category[:id])
|
|
end
|
|
end
|
|
puts "Importing categories... Done."
|
|
end
|
|
|
|
# Helper function to ensure title meets the minimum length requirement
|
|
def ensure_valid_title(title, min_length = 5)
|
|
if title.length < min_length
|
|
title += "." * (min_length - title.length) # Append dots to make it longer
|
|
end
|
|
title
|
|
end
|
|
|
|
# # Convert Gossamer tags to Discourse markdown
|
|
# def convert_gossamer_tags_to_markdown(text)
|
|
# text.gsub!(/\[b\](.*?)\[\/b\]/, '**\1**')
|
|
# text.gsub!(/\[i\](.*?)\[\/i\]/, '*\1*')
|
|
# text.gsub!(/\[img\](.*?)\[\/img\]/, '')
|
|
# text.gsub!(/\[quote\](.*?)\[\/quote\]/m, '[quote]\1[/quote]')
|
|
# text.gsub!(/\[quote (.*?)\](.*?)\[\/quote\]/m, '[quote=\1]\2[/quote]')
|
|
# text.gsub!(/\[font "(.*?)"\](.*?)\[\/font\]/m, '\2') # Ignoring font changes
|
|
# text.gsub!(/\[size (\d+)\](.*?)\[\/size\]/m, '\2') # Ignoring size changes
|
|
# text
|
|
# end
|
|
|
|
# Sanitize post message to remove Gossamer-specific tags and convert to Discourse-friendly format
|
|
def sanitize_post_message(message)
|
|
# Ensure the raw post string contents itself is acceptable to Discourse
|
|
sanitized_message = message&.tr("\0", '') || ""
|
|
|
|
# Ensure minimum length
|
|
if sanitized_message.strip.empty? || sanitized_message.length < 3
|
|
sanitized_message = "Empty post contents."
|
|
end
|
|
|
|
# Ensure sentence structure
|
|
unless sanitized_message.match?(/[.!?]\s|[.!?]$/)
|
|
sanitized_message += "."
|
|
end
|
|
|
|
# Remove the [signature] as we don't support this in Discourse
|
|
# sanitized_message.sub!(/\n?\[signature\]\n?\z/, '')
|
|
sanitized_message.gsub(/\n?\[signature\]\n?/, '')
|
|
|
|
# Convert Gossamer tags to Discourse markdown
|
|
sanitized_message.gsub!(/\[b\](.*?)\[\/b\]/, '**\1**')
|
|
sanitized_message.gsub!(/\[i\](.*?)\[\/i\]/, '*\1*')
|
|
sanitized_message.gsub!(/\[u\](.*?)\[\/u\]/, '<u>\1</u>')
|
|
sanitized_message.gsub!(/\[quote\](.*?)\[\/quote\]/m, '[quote]\1[/quote]')
|
|
sanitized_message.gsub!(/\[quote\s+user=(.*?)\](.*?)\[\/quote\]/m, '[quote \1]\2[/quote]')
|
|
sanitized_message.gsub!(/\[img\](.*?)\[\/img\]/, '')
|
|
sanitized_message.gsub!(/\[url=(.*?)\](.*?)\[\/url\]/, '[\2](\1)')
|
|
sanitized_message.gsub!(/\[size=(.*?)\](.*?)\[\/size\]/, '\2')
|
|
sanitized_message.gsub!(/\[color=(.*?)\](.*?)\[\/color\]/, '\2')
|
|
sanitized_message.gsub!(/\[font=(.*?)\](.*?)\[\/font\]/, '\2')
|
|
|
|
# Remove unsupported tags
|
|
sanitized_message.gsub!(/\[.*?\]/, '')
|
|
|
|
# Convert inline image syntax from `!(url)` to ``
|
|
sanitized_message.gsub!(/!\((http[s]?:\/\/[^\)]+)\)/, '')
|
|
|
|
sanitized_message
|
|
end
|
|
|
|
# Fetch post views from the gforum_PostView table
|
|
def fetch_post_views(post_id)
|
|
result = execute_query("SELECT post_views FROM gforum_PostView WHERE post_id_fk = #{post_id} LIMIT 1").first
|
|
result ? result['post_views'] : 0
|
|
end
|
|
|
|
# Import topics and posts from Gossamer Forums to Discourse
|
|
def import_topics_and_posts_with_attachments
|
|
puts "Importing topics and posts with attachments..."
|
|
|
|
# topic_last_post_time = {}
|
|
# topic_post_count = Hash.new(0)
|
|
# user_topic_count = Hash.new(0)
|
|
# user_post_count = Hash.new(0)
|
|
# topic_last_post_user = {}
|
|
# topic_post_numbers = Hash.new { |hash, key| hash[key] = 0 }
|
|
|
|
# Fetch the highest old_post_id from the url_map table
|
|
highest_old_post_id = fetch_highest_old_post_id.to_i
|
|
puts "Highest (OP) old_post_id in url_map: #{highest_old_post_id}"
|
|
highest_processed_post_id = fetch_highest_processed_post_id.to_i
|
|
puts "Highest processed post_id: #{highest_processed_post_id}"
|
|
|
|
# OVERRIDE........
|
|
highest_processed_post_id = 1357010
|
|
|
|
# Execute the query to get all posts ordered by post_id
|
|
execute_query("SELECT * FROM gforum_Post ORDER BY post_id").each do |row|
|
|
post_id = row['post_id'].to_i
|
|
|
|
# Skip posts that have already been processed
|
|
# FIXED PROPERLY FOR FUTURE RUNS
|
|
# next if post_id < highest_old_post_id
|
|
next if post_id <= highest_processed_post_id
|
|
|
|
puts "Processing post_id #{row['post_id']} post_id #{row['post_root_id']} post_subject/title #{row['post_subject']} forum_id_fk/category_id #{row['forum_id_fk']}"
|
|
# discourse_user_id = @user_id_map[row['user_id_fk']]
|
|
|
|
# Fetch the Discourse user and category IP mappings
|
|
discourse_user_id = fetch_user_id_mapping(row['user_id_fk'])
|
|
discourse_category_id = fetch_category_id_mapping(row['forum_id_fk'])
|
|
puts "discourse_user_id #{discourse_user_id} discourse_category_id #{discourse_category_id}"
|
|
next unless discourse_user_id && discourse_category_id
|
|
|
|
# Check if the post is a topic (post_root_id == 0)
|
|
if row['post_root_id'] == 0
|
|
puts "#1"
|
|
# Ensure the title is valid
|
|
title = ensure_valid_title(row['post_subject'])
|
|
unique_title = title
|
|
|
|
# Confirm the number of views the post has had
|
|
post_views = fetch_post_views(row['post_id'])
|
|
|
|
# Skip if the topic already exists
|
|
unless TopicCustomField.exists?(name: 'original_gossamer_id', value: row['post_id'])
|
|
# Create the topic
|
|
begin
|
|
suffix = 1
|
|
topic_created = false
|
|
|
|
while !topic_created
|
|
begin
|
|
puts "#2"
|
|
# unique_title = generate_unique_title(title, discourse_user_id, Time.at(row['post_time']))
|
|
puts "CREATE TOPIC unique_title #{unique_title} title #{title} discourse_user_id #{discourse_user_id} category_id #{discourse_category_id}"
|
|
topic = Topic.create!(
|
|
title: unique_title,
|
|
user_id: discourse_user_id,
|
|
created_at: Time.at(row['post_time']),
|
|
updated_at: Time.at(row['post_time']),
|
|
category_id: discourse_category_id,
|
|
views: post_views || 0,
|
|
posts_count: 0
|
|
)
|
|
topic.custom_fields['original_gossamer_id'] = row['post_id']
|
|
topic.save!
|
|
|
|
topic_created = true
|
|
|
|
rescue ActiveRecord::RecordInvalid => e
|
|
if e.message.include?("Title has already been used")
|
|
unique_title = "#{title} (#{suffix})"
|
|
suffix += 1
|
|
else
|
|
raise e
|
|
end
|
|
end
|
|
end
|
|
# Track last post time and user for the topic
|
|
# topic_last_post_time[topic.id] = Time.at(row['post_time'])
|
|
# topic_last_post_user[topic.id] = discourse_user_id
|
|
update_db_topic_last_post_time(topic.id, Time.at(row['post_time']).to_i)
|
|
update_db_topic_last_post_user(topic.id, discourse_user_id)
|
|
|
|
# Increment the count of the number of topics created by each user
|
|
# user_topic_count[discourse_user_id] += 1
|
|
update_db_user_topic_count(discourse_user_id, fetch_db_user_topic_count(discourse_user_id).to_i + 1)
|
|
|
|
# # Ensure the raw post stirng contents itself is acceptable to Discourse
|
|
# sanitized_post_message = row['post_message']&.tr("\0", '') || ""
|
|
#
|
|
# # Convert Gossamer tags to Discourse markdown
|
|
# sanitized_post_message = convert_gossamer_tags_to_markdown(sanitized_post_message)
|
|
#
|
|
# # Remove the [signature] label from appearing at the end of the messages after import
|
|
# sanitized_post_message.sub(/\n?\[signature\]\n?\z/, '')
|
|
# sanitized_post_message.gsub(/\n?\[signature\]\n?/, '')
|
|
|
|
# Sanitize the post message
|
|
sanitized_post_message = sanitize_post_message(row['post_message'])
|
|
|
|
puts "CREATE POST topic.id #{topic.id} discourse_user_id #{discourse_user_id}"
|
|
|
|
# Increment the number of posts in the given topic.
|
|
# topic_post_numbers[topic.id] += 1
|
|
post_number = fetch_db_topic_post_numbers(topic.id).to_i + 1
|
|
update_db_topic_post_numbers(topic.id, post_number)
|
|
|
|
# Create the initial post in the topic
|
|
post = Post.create!(
|
|
topic_id: topic.id,
|
|
user_id: discourse_user_id,
|
|
# raw: import_attachments(row['post_message'], row['post_id']),
|
|
# raw: row['post_message'] || "",
|
|
raw: sanitized_post_message,
|
|
created_at: Time.at(row['post_time']),
|
|
updated_at: Time.at(row['post_time']),
|
|
like_count: row['post_likes'] || 0,
|
|
reads: post_views || 0,
|
|
post_number: post_number
|
|
)
|
|
# post_number: topic_post_numbers[topic.id]
|
|
post.custom_fields['original_gossamer_id'] = row['post_id']
|
|
post.save!
|
|
|
|
# Track the number of posts in the topic and by the user
|
|
# topic_post_count[topic.id] += 1
|
|
# user_post_count[discourse_user_id] += 1
|
|
update_db_topic_post_count(topic.id, fetch_db_topic_post_count(topic.id).to_i + 1)
|
|
update_db_user_post_count(discourse_user_id, fetch_db_user_post_count(discourse_user_id).to_i + 1)
|
|
|
|
# Handle attachments for the post
|
|
handle_post_attachments(row['post_id'], post, discourse_user_id)
|
|
|
|
# Create URL mappings
|
|
# old_url = "https://old/forum/#{row['forum_name']}/topics/#{row['post_id']}"
|
|
new_url = "https://new/t/#{topic.slug}/#{topic.id}"
|
|
insert_url_mapping(row['post_id'], new_url, unique_title)
|
|
|
|
# Update the highest processed post_id
|
|
puts "Updated highest processed post_id #{post_id}"
|
|
update_highest_processed_post_id(post_id)
|
|
|
|
rescue ActiveRecord::RecordInvalid => e
|
|
puts "Error importing topic with post_id #{row['post_id']}: #{e.message}"
|
|
end
|
|
end
|
|
else
|
|
puts "#3"
|
|
|
|
# Confirm the number of views the post has had
|
|
post_views = fetch_post_views(row['post_id'])
|
|
|
|
# Find the root topic for the post
|
|
root_topic_field = TopicCustomField.find_by(name: 'original_gossamer_id', value: row['post_root_id'])
|
|
|
|
if root_topic_field
|
|
topic_id = root_topic_field.topic_id
|
|
|
|
# Find the parent post for the reply
|
|
parent_post_field = PostCustomField.find_by(name: 'original_gossamer_id', value: row['post_father_id'])
|
|
reply_to_post_number = parent_post_field ? Post.find(parent_post_field.post_id).post_number : nil
|
|
|
|
# Create the post in the existing topic
|
|
begin
|
|
puts "#4"
|
|
|
|
# Sanitize the post message
|
|
sanitized_post_message = sanitize_post_message(row['post_message'])
|
|
|
|
# topic_post_numbers[topic_id] += 1
|
|
post_number = fetch_db_topic_post_numbers(topic_id).to_i + 1
|
|
update_db_topic_post_numbers(topic_id, post_number)
|
|
|
|
# Create the post in the existing topic
|
|
post = Post.create!(
|
|
topic_id: topic_id,
|
|
user_id: discourse_user_id,
|
|
# raw: import_attachments(row['post_message'], row['post_id']),
|
|
# raw: row['post_message'] || "",
|
|
raw: sanitized_post_message,
|
|
created_at: Time.at(row['post_time']),
|
|
updated_at: Time.at(row['post_time']),
|
|
reply_to_post_number: reply_to_post_number,
|
|
like_count: row['post_replies'] || 0,
|
|
reads: post_views || fetch_db_topic_post_count(topic_id).to_i,
|
|
post_number: post_number
|
|
)
|
|
post.custom_fields['original_gossamer_id'] = row['post_id']
|
|
post.save!
|
|
|
|
# Track the number of posts in the topic and by the user
|
|
# topic_post_count[topic_id] += 1
|
|
# user_post_count[discourse_user_id] += 1
|
|
update_db_topic_post_count(topic_id, fetch_db_topic_post_count(topic_id).to_i + 1)
|
|
update_db_user_post_count(discourse_user_id, fetch_db_user_post_count(discourse_user_id).to_i + 1)
|
|
|
|
# Update last post time and user for the topic
|
|
# if topic_last_post_time[topic_id].nil? || Time.at(row['post_time']) > topic_last_post_time[topic_id]
|
|
# topic_last_post_time[topic_id] = Time.at(row['post_time'])
|
|
# topic_last_post_user[topic_id] = discourse_user_id
|
|
# end
|
|
if fetch_db_topic_last_post_time(topic_id).nil? || Time.at(row['post_time']).to_i > fetch_db_topic_last_post_time(topic_id).to_i
|
|
update_db_topic_last_post_time(topic_id, Time.at(row['post_time']).to_i)
|
|
update_db_topic_last_post_user(topic_id, discourse_user_id)
|
|
end
|
|
|
|
# Handle attachments for the post
|
|
handle_post_attachments(row['post_id'], post, discourse_user_id)
|
|
|
|
# Update the highest processed post_id
|
|
puts "Updated highest processed post_id #{post_id}"
|
|
update_highest_processed_post_id(post_id)
|
|
|
|
rescue ActiveRecord::RecordInvalid => e
|
|
puts "Error importing post with post_id #{row['post_id']}: #{e.message}"
|
|
end
|
|
else
|
|
puts "Warning: Root topic not found for post_id #{row['post_id']} with post_root_id #{row['post_root_id']}"
|
|
end
|
|
end
|
|
end
|
|
puts "Importing topics and posts with attachments... Done."
|
|
end
|
|
|
|
def update_topic_and_user_stats
|
|
# Update topics with the correct last post time, post count, and last post user
|
|
puts "Update topics with the correct last post time, post count, and last post user"
|
|
# topic_last_post_time.each do |topic_id, last_post_time|
|
|
# Topic.find(topic_id).update!(
|
|
# updated_at: last_post_time,
|
|
# posts_count: topic_post_count[topic_id],
|
|
# last_posted_at: last_post_time,
|
|
# bumped_at: last_post_time,
|
|
# last_post_user_id: topic_last_post_user[topic_id]
|
|
# )
|
|
# end
|
|
@db.execute("SELECT * FROM topic_last_post_time").each do |row|
|
|
topic_id, last_post_time = row
|
|
Topic.find(topic_id).update!(
|
|
updated_at: Time.at(last_post_time),
|
|
posts_count: fetch_db_topic_post_count(topic_id).to_i,
|
|
last_posted_at: Time.at(last_post_time),
|
|
bumped_at: Time.at(last_post_time),
|
|
last_post_user_id: fetch_db_topic_last_post_user(topic_id).to_i
|
|
)
|
|
end
|
|
|
|
# Update user profiles with the number of topics and posts created
|
|
puts "Update user profiles with the number of topics and posts created"
|
|
# user_topic_count.each do |user_id, count|
|
|
# user = User.find(user_id)
|
|
# user.update!(topic_count: count)
|
|
# end
|
|
# user_post_count.each do |user_id, count|
|
|
# user = User.find(user_id)
|
|
# user.update!(post_count: count)
|
|
# end
|
|
@db.execute("SELECT * FROM user_topic_count").each do |row|
|
|
user_id, count = row
|
|
user = User.find(user_id)
|
|
user.update!(topic_count: count)
|
|
end
|
|
|
|
@db.execute("SELECT * FROM user_post_count").each do |row|
|
|
user_id, count = row
|
|
user = User.find(user_id)
|
|
user.update!(post_count: count)
|
|
end
|
|
end
|
|
|
|
|
|
# Import personal messages from gforum_Message table (both inbox and sent messages)
|
|
def import_personal_messages
|
|
puts "Importing personal (inbox and sendmail) messages..."
|
|
execute_query("SELECT * FROM gforum_Message").each do |row|
|
|
|
|
from_user_id = fetch_user_id_mapping(row['from_user_id_fk'])
|
|
to_user_id = fetch_user_id_mapping(row['to_user_id_fk'])
|
|
|
|
next unless from_user_id && to_user_id
|
|
|
|
# Skip if the message already exists
|
|
unless TopicCustomField.exists?(name: 'original_gossamer_msg_id', value: row['msg_id'])
|
|
|
|
# Sanitize the message, ensuring we have an empty string or the content without any \0
|
|
sanitized_message = sanitize_post_message(row['msg_body'])
|
|
|
|
# Set default message body if the sanitized message is blank
|
|
sanitized_message = " " if sanitized_message.strip.empty?
|
|
|
|
# # If we do not change the "min personal message post length" to 1, we need this.
|
|
# sanitized_message = sanitized_message.ljust(10, ' ') if sanitized_message.length < 10
|
|
|
|
# Check and set a default title if the original title is nil or empty
|
|
title = row['msg_subject']&.strip
|
|
title = "<no subject>" if title.nil? || title.empty?
|
|
|
|
puts "IMPORTING title #{row['msg_subject']} user_id #{from_user_id} to_user_id #{to_user_id}"
|
|
|
|
# Create a private message topic in Discourse
|
|
topic = Topic.create!(
|
|
# title: row['msg_subject'],
|
|
title: title,
|
|
user_id: from_user_id,
|
|
archetype: Archetype.private_message,
|
|
created_at: Time.at(row['msg_time']),
|
|
updated_at: Time.at(row['msg_time'])
|
|
)
|
|
topic.custom_fields['original_gossamer_msg_id'] = row['msg_id']
|
|
topic.save!
|
|
|
|
# Create the message as a post in the private topic
|
|
post = Post.create!(
|
|
topic_id: topic.id,
|
|
user_id: from_user_id,
|
|
# raw: row['msg_body'],
|
|
raw: sanitized_message,
|
|
created_at: Time.at(row['msg_time']),
|
|
updated_at: Time.at(row['msg_time'])
|
|
)
|
|
post.custom_fields['original_gossamer_msg_id'] = row['msg_id']
|
|
post.save!
|
|
|
|
# Add recipient user to the private message topic
|
|
topic.topic_allowed_users.create!(user_id: to_user_id)
|
|
|
|
# handle_post_attachments(row['msg_id'], post, from_user_id)
|
|
end
|
|
end
|
|
end
|
|
|
|
|
|
|
|
# Main method to perform the import
|
|
def perform_import
|
|
# Secret trick to disable RateLimiting protection in Discourse
|
|
RateLimiter.disable
|
|
|
|
# Set our unique timestamp for this migration run
|
|
timestamp = Time.now.strftime("-%Y%m%d%H%M%S")
|
|
|
|
puts "Starting Gossamer Forums import... #{timestamp}"
|
|
|
|
# import_users
|
|
# export_username_mapping_to_csv("gossamer-migration-username-mapping#{timestamp}")
|
|
|
|
# import_categories
|
|
|
|
import_topics_and_posts_with_attachments
|
|
update_topic_and_user_stats
|
|
export_url_mapping_to_csv("gossamer-migration-url-mapping#{timestamp}")
|
|
create_nginx_rewrite_rules("gossamer-redirects#{timestamp}.conf")
|
|
|
|
import_personal_messages
|
|
|
|
puts "Gossamer Forums import complete! #{timestamp}"
|
|
end
|
|
end
|
|
|
|
GossamerForumsImporter.new.perform_import
|
|
|